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Showing 16951 to 17000 of 22070 works
Benchmarking Historical Model Performance Increases Confidence in Regional Precipitation Projections
Decision-makers urgently need fit-for-purpose, actionable climate information to address worsening risks to water security due to climate change. To help address this need, we pio…
Predicting photosynthesis-irradiance relationships from satellite remote-sensing observations
Photosynthesis-irradiance (PI) relationships are important for phytoplankton ecology and quantifying carbon fixation rates in the environment. However, the parameters of PI relati…
Peculiar nighttime ionospheric enhancements over the Asian sector during the May 2024 Superstorm
This study reports a peculiar nighttime ionospheric enhancement in the total electron content (TEC) from the geostationary (GEO) satellites in response to the geomagnetic supersto…
Three-dimensional Ocean Surface Layer Response to Rain, Wind bursts and Diurnal Heating
In the tropical ocean, diurnal heating and the formation of atmospheric convection cells associated with local precipitation events, cold pools and wind bursts, have been shown to…
The fitting of dipolar magnetic field by a dipole model
Many planets, including Earth, possess a global dipolar magnetic field. To diagnose the interior source of the dipolar field, researchers usually adopt a dipole model consisting o…
Stable Simulation of the Community Atmosphere Model Using Machine-Learning Physical Parameterization Trained with Exper…
In recent years, machine learning (ML) models have been used for improving physical parameterizations of general circulation models (GCMs). A significant challenge of integrating …
Future Implications of Enhanced Hydroclimate Variability and Reduced Snowpack on California's Water Resources
The Sierra Nevada snowpack, which supplies sixty percent of California’s water for consumptive use, is under threat due to anthropogenic climate change. While previous studies hav…
Probabilistic Assessment of the Causes of Active Deformation in Greece, Western Anatolia, and the Balkans Using Finite …
We use a mechanical model in the context of Bayesian inference to constrain the relative contribution of driving and resistive regional forces to the observed surface deformation.…
Enhancing Hyperspectral Image Resolution with Deep Transfer Learning: A Case Study on Model Deployment and Evaluation
Hyperspectral imaging holds immense potential for detailed land cover analysis due to its rich spectral information across the electromagnetic spectrum. However, the inherent trad…
UN sea-level report misinterprets already-stark IPCC assessment
We write as a group that include authors, chapter scientists, and review editors of the Intergovernmental Panel on Climate Change (IPCC)'s most recent assessments of sealevel and …
High-resolution national-scale water modeling is enhanced by multiscale differentiable physics-informed machine learning
The National Water Model (NWM) is a key tool for flood forecasting and planning and water management. Key challenges facing NWM include calibration and parameter regionalization w…
Deep Self-Supervised Global Disturbance Mapping with Sentinel-1 OPERA RTC
Training data: 1.6 million 2x8x8 patches of SAR data randomly sampled from 105 bursts of OPERA RTC-S1; 30m resolution, with two channels: VV (Vertical transmit and Vertical receiv…
Response of intense North Atlantic midlatitude cyclones to a warmer climate in the GFDL X-SHiELD global storm-resolving…
Leveraging the novel kilometer-scale global storm-resolving model GFDL X-SHiELD, we investigate the impact of a 4 K increase in sea surface temperatures on Northern Hemisphere mid…
Accuracy of picoseismic catalogs in hectometer-scale in-situ experiments
Understanding seismicity and hydro-mechanical processes during hydraulic stimulation in hectometer-scale in-situ experiments is an important step for bridging the gap between labo…
Apollo Impact Melts Record a Rapidly Declining Impact Rate in the Late Imbrian
Lunar chronology functions are calibrated from Apollo samples that have a well-defined radiometric age and are correlated to a region with a known crater density. Different chrono…
Deep and clustered microseismicity at the edge of southern New Zealand's transpressive plate boundary
Deep (>20 km) crustal seismicity is typically associated with cold Precambrian lithosphere. However, previous studies have reported that the depth above which 90% of seismicity oc…
Canada Under Fire – Drivers and Impacts of the Record-Breaking 2023 Wildfire Season
The 2023 wildfire season in Canada was unprecedented in its scale and intensity. Spanning from late April to early November and extending across much of the forested regions of Ca…
Urban landslides triggered under similar rainfall intensities in cities globally
By 2050, 68% of people are projected to live in urban areas. As cities grow into steeper terrain, residents are increasingly exposed to hazards like rainfall-triggered landslides.…
Venus Cloud Catcher as a Proof-of-Concept Aerosol Collection Instrument
We report on the proof-of-concept of a low-mass, low-power method for collecting micron-sized sulfuric acid aerosols in bulk from the atmosphere of Venus. The collection method us…
Estimating the Source of Floating Pumice Found near Torishima Island, Japan: A Back-Tracking Drift Simulation Approach
Monitoring and detecting marine volcanic activities are key for scientific understanding and disaster prevention. However, this is difficult because they are hidden under water. N…
Formulation and calibration of CATKE, a one-equation parameterization for microscale ocean mixing
We describe CATKE, a parameterization for fluxes associated with small-scale or “microscale’ ocean turbulent mixing on scales between 1 and 100 meters. CATKE uses a downgradient f…
Study on the sea level rise and the loading deformation in the shallow seas of northern Australia using geodetic techni…
The northern shallow seas of Australia exhibit significant interannual mass variation characteristics. The sources and physical mechanisms underlying these variations are not full…
Oligotrophic Ocean New Production Supported by Lateral Transport of Dissolved Organic Nutrients
Dissolved organic nitrogen (DON) and phosphorus (DOP) are potential nutrient sources to sustain productivity in the oligotrophic ocean where inorganic nutrient concentrations are …
Chronicle of a disaster foretold: the Storm Daniel dam-breaching flood in Derna, Libya
On 10-11 September 2023, Storm Daniel, an exceptionally deep, early-season Mediterranean cyclone triggered an extreme flood in the city of Derna, Libya. The flood destroyed two da…
The 3-D structure of the western Tauern Window: a case study to resolve tectonic complexity
Commonly, tectonic windows have very complex structures, exemplified by the Tauern Window (TW) in the European Eastern Alps. Its complex folded nappes were formed during several d…
Increasing the Glen–Nye power law exponent accelerates ice loss projections for the Amundsen Sea Embayment, West Antarc…
Glacier flow is typically modeled using a power law rheology known as the Glen–Nye flow law, with the power n assumed to be 3. However, recent research and past observations sugge…
Uncertainty in the Simulated Cloud Radar Signals Related to Sub-grid Precipitation With GCMs
The forward simulation of radar reflectivity requires details of clouds and precipitation from general circulation models (GCMs). But such details are represented as sub-grid proc…
Primitive crust buried below southern highland of the Mars
The present-day Martian crust is likely to be dominated by the basaltic secondary crust formed via the extrusion of basaltic magma from the partially molten Martian mantle. Howeve…
The entrainment efficiency of persistent Arctic mixed-phase clouds as inferred from daily large-eddy simulations during…
Low-level mixed-phase clouds occur frequently and persistently in the central Arctic, and thus play a key role in climate feedback mechanisms, air mass transformations, and sea ic…
Dissolved organic carbon dynamics are driven by water temperature, primary production, and anoxia over five years of wh…
Lakes and reservoirs play a key role in the global carbon cycle, representing important carbon sinks and sources within the terrestrial landscape under different environmental …
The influence of non-thermal collisions in Europa's atmosphere
In this study, we show that non-thermal collisions can play a significant role in shaping Europa's exospheric structure. Collisions between radiolytically produced O2 and the O pr…
New particle formation as continuous phenomena in the Mediterranean coastal environment: Insights from atmospheric ions…
The characterization of atmospheric New Particle Formation (NPF) is crucial for studying the production processes of secondary aerosol particles. This study investigates the role …
The Arctic Beaufort Gyre in CMIP6 Models: Present and Future
The Beaufort Gyre is an important feature of the Arctic Ocean. By accumulating or releasing freshwater, it influences ocean properties both within the Arctic and as far as the Nor…
Widespread extent of irrecoverable aquifer depletion revealed by country-wide analysis of land surface subsidence hazar…
Ongoing depletion of Iran’s groundwater, driven by human extraction, has contributed to 108 incidences of basin-scale land-surface subsidence covering 29,600 km² (>10 mm/yr, 1.8 %…
Gaps and opportunities for collaborative flood governance: Network-analytic insights from the US gulf coast
Flooding poses a significant threat to infrastructure, ecosystems, and communities, exacerbated by climate change and urbanization. Effective flood governance requires coordinated…
Strain energy transfer by plastic flow in San-in shear zone, Japan: Shear strain energy change due to out-of-plane inel…
The present study investigated the shear strain energy changes in a shear zone associated with interseismic plastic deformation and strike-slip earthquakes. A model of a very long…
Elucidating New Particle Formation in Complex Terrain During the Winter 2022 Cold Fog Amongst Complex Terrain (CFACT) C…
New particle formation (NPF) is a complex atmospheric phenomenon defined by the gas-to-particle conversion that leads to the sudden burst and growth in aerosol particles. Extensiv…
Cluster observations of plasma in the high latitude magnetotail associated with cusp-aligned arcs
During periods of northward interplanetary magnetic field (IMF), the magnetospheric structure and dynamics are dramatically different compared to the southward IMF case. Previous …
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